Ci800_01a_oi_e.doc / Jul-17
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3.
Connections and LEDs
Front view:
LED “RUN”: Indicates the actual CANopen state
LED state
Indication
Description
Off
No power
Green
Operational
The Module is in the CANopen state “Operational”
Green blinking
Pre-operational
The Module is in the CANopen state “Pre-Operational”
Green single flash Stopped
The Module is in the CANopen state “Stopped”
Green flickering
Autobaud
Baud rate detection in progress
Red
Exception state Fatal error
LED “ERR”: Indicates bus errors
LED state
Indication
Description
Off
No power or device is in working condition
Red single flash
Warning limit
reached
A bus error counter has reached or exceeded its warning
level
Red double flash
Error Control
Event
A guard event (NMT-Slave or NMT-Master) or heartbeat
event (Heartbeat consumer) has occurred
Red
Bus off
Bus off
CAN connector (D-Sub 9-pin male):
Pin
Signal
Comments
1, 4, 6, 8, 9
Unused
2
CAN_L
CAN_L bus line
3
CAN_GND
CAN ground
5
CAN_SHLD
CAN shield
7
CAN_H
CAN_H bus line
Housing
CAN_SHLD
CAN shield
